Home / 23,890.52-32,969.30-13,135.85

Finding the Fourth Proportional to 23,890.52, 32,969.30 and 13,135.85

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Solution

The fourth proportional to 23,890.52, 32,969.30 and 13,135.85 is: 18,127.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,890.52 : 32,969.30 = 13,135.85 : x
  2. Step 2: Convert to fraction form
    23,890.52/32,969.30 = 13,135.85/x
  3. Step 3: Cross multiply
    23,890.52x = 32,969.30 × 13,135.85
  4. Step 4: Simplify right side
    23,890.52x = 433,079,690.62
  5. Step 5: Solve for x
    x = 433,079,690.62/23,890.52
  6. Step 6: Final answer
    x = 18,127.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.